Our Services

Construction Safety Week

Construction Safety Week 1280 850 Donnelly Energy

This week, we’re celebrating all the teammates and subcontractors at our energy efficiency job sites who keep everything safe, secure, and running efficiently. Construction Safety Week runs from May 5th…

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2025 Earth Day events around North Jersey

Celebrating Earth Day, the North Jersey Way.

Celebrating Earth Day, the North Jersey Way. 1280 850 Donnelly Energy

While every day should be Earth Day, the official globally recognized “holiday” is next week! Need something to do in Northern New Jersey? We have you covered. Donnelly Energy and…

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Wear green and become energy efficient in New Jersey.

Wear Green and Go Green

Wear Green and Go Green 1280 850 Donnelly Energy

Celebrate St. Patrick’s Day with Energy Savings! St. Patrick’s Day is almost here, and it’s the one day of the year when everyone suddenly discovers their Irish roots, green beer…

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What we’ve been up to lately.

What we’ve been up to lately. 1280 850 Donnelly Energy

This winter has been relentless, with back-to-back storms hitting New Jersey in the past week alone. Despite the bitterly cold season, the team at Donnelly Energy has been heating up…

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PSEG’S SBDI and Direct Install Program

PSEG’S SBDI and Direct Install Program 1280 850 Donnelly Energy

Breaking Down PSE&G’s Direct Install Program

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Hello Again

Hello Again 560 315 Donnelly Energy

Reintroducing Donnelly Energy.

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Winter is Coming

Winter is Coming 512 340 Donnelly Energy

Help energy-saving tips for this upcoming season.

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Direct Install Webinar

Direct Install Webinar 512 340 Donnelly Energy

VIDEO: PSE&G’s Energy Efficiency Programs

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Ready to “go EV”?

Ready to “go EV”? 512 340 Donnelly Energy

We’re ready to help customers to adopt EV charging needs throughout New Jersey!

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Boilers and Chillers

Boilers and Chillers 512 340 Donnelly Energy

Direct Install boiler and chiller retrofit upgrades available!

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